National Australia Bank Ltd. added 1.1 percent in Sydney as the nation’s central bank kept interest rates at a record-low 2 percent. Sakata Seed Corp. climbed in Tokyo as Bank of America Corp. said the seed wholesaler is one of the potential beneficiaries of the Trans-Pacific Partnership trade agreement. Largan Precision Co. surged 8.5 percent in Taipei after sales rose.

The MSCI Asia Pacific Index increased 0.7 percent to 128.85 as of 4:36 p.m. in Hong Kong, extending its five-day gain to 6.4 percent. Futures traders see only a 10 percent chance the Federal Reserve will raise interest rates at its Oct. 27-28 meeting following weaker-than-expected employment growth, while 17 of 36 economists surveyed by Bloomberg expect additional easing from the Bank of Japan by the end of the month.

Japan’s Topix index rose 0.8 percent after the yen weakened 0.5 percent on Monday, taking gains over a five-day period to 7.3 percent. Prime Minister Shinzo Abe’s efforts to push through structural changes to recharge Japan’s economy got a boost as negotiators reached a deal on a Pacific trade pact that would create the world’s biggest regional trade zone. The Trans-Pacific Partnership still needs to be ratified by lawmakers in the 12 member nations.

The Bank of Japan began a two-day meeting Tuesday. Two of 36 economists surveyed by Bloomberg expect additional stimulus this week, with 15 more forecasting the central bank will ease policy at its Oct. 30 meeting.

Australia’s S&P/ASX 200 Index gained 0.3 percent. The Reserve Bank of Australia left interest rates unchanged Tuesday after the local dollar recorded the biggest drop among major currencies last quarter, cushioning the impact of lower commodity prices and a weaker outlook in key trading partner China.

The benchmark gauge jumped 5.3 percent to 3,083.59 at the close, with all of the gains coming in the last 45 minutes of trading. About 13 stocks rose for each that fell, with financial shares surging the most in a month. The Shanghai index tumbled 23 percent to an eight-month low in the past five days.

A gauge of 50-day volatility on the Shanghai measure surged to its highest level since 1997 this week amid signs the government had pulled back from rescue measures to support the world’s second-largest stock market. The index tumbled 42 percent from its mid-June peak through Wednesday to erase more than $ 5 trillion of value as margin traders closed out bullish bets and concern deepened that valuations are unjustified by the weak economic outlook.